Comparison

Blindspot Protocol vs Ninigrams

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Blindspot Protocol

Experience a high-fidelity haptic simulation that transforms your phone into a digital safe. Test your senses and focus by finding a hidden "Sweet Spot" using only touch and sound. Customize your interface with various visual themes and challenge yourself with a mode that removes all visual cues.

Highlights
  • High-fidelity haptic feedback
  • Digital safe simulation
  • Customizable visual interfaces
  • Ghost Protocol for sensory-only gameplay
  • ASMR and audio-focused experience
  • Focus and stress relief tool
Features
Read full description

>> SYSTEM_READY >> INITIATING BLINDSPOT_PROTOCOL... Welcome to the ultimate high-fidelity haptic experience. Blindspot Protocol is not just a game—it is a precision tool designed to test your senses and focus your mind. Turn your phone into a military-grade digital safe. Drag the wheel, feel the tumblers click, and listen to the frequency. Your goal is simple but difficult: Find the hidden "Sweet Spot" using only your fingertips and your ears. CORE FEATURES: [ HAPTIC MASTERY ] Powered by the Taptic Engine, every tick, click, and lock feels mechanical and real. You will swear you are turning a physical dial. [ VISUAL CORES ] Customize your interface with 4 distinct operating systems: • MATRIX (Green): The classic terminal interface. • THE VAULT (Gold): A heavy, luxury safe-cracking experience. • STEALTH (Red): Tactical night-vision mode. • CYBER (Purple): A neon-soaked synthwave aesthetic. [ GHOST PROTOCOL ] Go dark. In this mode, the visual interface vanishes. You must rely 100% on touch and sound to find the target. This is the ultimate test of sensory precision. [ SYSTEM OVERRIDE ] Unlock the full potential of the app with the System Override Bundle. Gain access to the Frequency Tuner to manually adjust the audio pitch, and unlock all classified visual cores. Ideal for: • Focus & Fidgeting • ASMR & Audio Enthusiasts • Stress Relief • EDC (Everyday Carry) Lovers Can you find the Blindspot? >> END_TRANSMISSION

About

Ninigrams

Solve logic puzzles to reveal hidden pixel art. Use numbered clues to deduce which squares to fill, with no guessing required. Enjoy a satisfying and distraction-free experience with over 400 handcrafted puzzles.

Highlights
  • Reveal hidden pixel art
  • Logic-based deduction
  • 400+ handcrafted puzzles
  • Offline play
  • Interactive tutorial
  • Mobile-optimized controls
Features
Read full description

Ninigrams is a nonogram puzzle game where logic slowly reveals hidden pixel art, one filled tile at a time. Using the numbered clues along each row and column, you’ll figure out which squares to fill and which to leave blank. Every puzzle has a single, guaranteed solution, so everything comes down to careful deduction – no guessing needed! Ninigrams started as a small puzzle idea shared with the Reddit community and has grown into something much bigger, with a community of over 24,000 members, puzzles reaching 1M+ total views, and individual challenges solved 10,000+ times. Now, that same handcrafted puzzle experience lives in your pocket. Whether you’re new to nonograms or already hooked on these puzzles, Ninigrams offers a clean, satisfying experience that’s easy to start and hard to put down. Features include: • 400+ handcrafted pixel-art puzzles to uncover • Fully playable offline (no Wi-Fi required) • Built-in interactive tutorial to help you get started • Smooth drag-to-fill controls designed for mobile • Optional timer and autofill tools you can toggle anytime • 4 seasonal backgrounds to match your mood • Clean, distraction-free interface focused on solving

Screenshots

Blindspot Protocol4 screens
Ninigrams4 screens

Verdict

The call

The clearest difference is price: Blindspot Protocol at Free against Ninigrams's $4.99. Blindspot Protocol also leads on update cadence (fortnightly vs every 3 months). Ninigrams's advantage is rating (5.0 vs 3.5) and in-app purchases (none vs 1). On ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Blindspot Protocol is free to download; Ninigrams costs $4.99 up front. Blindspot Protocol sells 1 one-off in-app purchase. Ninigrams asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Ninigrams holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: Ninigrams has 12 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Blindspot Protocol ships an update fortnightly, Ninigrams every 3 months. Both last shipped on October 24, 2026.

Scorecard7 real differences · 3 level
Blindspot Protocol versus Ninigrams: the parameters behind the verdict, then further details
ParameterBlindspot ProtocolNinigrams
PriceFree — better$4.99
Rating3.5 (2 ratings)5.0 (12 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings212 — better
Update frequencyFortnightly — betterEvery 3 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhoneiPhone, iPod — better
Requires iOS17.615.1 — better
Further details — not scored
Size11 MB34 MB
Age rating4+4+
DeveloperFernan Ochoa AmadorNINA BERRY KOH

Customer experience

Blindspot Protocol

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

Ninigrams

All ratings12 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Blindspot Protocol

One-time1
  • System Override Bundle$2.99
None

Ninigrams

No in-app purchases

Questions

Is Blindspot Protocol free?
Blindspot Protocol is free to download, with in-app purchases available.
Is Ninigrams free?
Ninigrams costs $4.99, with no in-app purchases.
Which has better reviews, Blindspot Protocol or Ninigrams?
Ninigrams is rated higher. Blindspot Protocol averages 3.5 out of 5 from 2 ratings, while Ninigrams averages 5.0 from 12 ratings.
Do Blindspot Protocol or Ninigrams have ads?
Neither Blindspot Protocol nor Ninigrams shows ads.
Which is updated more often, Blindspot Protocol or Ninigrams?
Blindspot Protocol ships an update fortnightly, and Ninigrams every 3 months. Most recently, Blindspot Protocol was updated on October 24, 2026 and Ninigrams on October 24, 2026.

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